Updates to Mayland Blocks and Seedlet Blocks so that they are compatible with the correct version of WordPress (#4039)

mayland-blocks/style.css

@@ -4,10 +4,12 @@ Theme URI: https://github.com/Automattic/themes/tree/master/mayland-blocks
 Author: Automattic
 Author URI: https://automattic.com/
 Description: Make your online portfolio wonderfully uncluttered with Mayland. Gracefully highlight your photography and other projects. Mayland is versatile enough to be your personal site too.
-Requires at least: WordPress 4.9.6
-Version: 2.0.0
+Requires at least: 5.7
+Tested up to: 5.7
+Requires PHP: 7.4
+Version: 2.0.1
 License: GNU General Public License v2 or later
-License URI: LICENSE
+License URI: https://raw.githubusercontent.com/Automattic/themes/trunk/LICENSE
 Template: blockbase
 Text Domain: mayland-blocks
 Tags: one-column, custom-colors, custom-menu, custom-logo, editor-style, featured-images, block-patterns, rtl-language-support, sticky-post, threaded-comments

seedlet-blocks/style.css

@@ -4,12 +4,12 @@ Theme URI: https://github.com/Automattic/themes/seedlet-blocks
 Author: Automattic
 Author URI: https://automattic.com/
 Description: A simple, text-driven, single-column block-based theme.
-Requires at least: 4.9.6
-Tested up to: 5.4.1
+Requires at least: 5.7
+Tested up to: 5.7
 Requires PHP: 7.3
 Version: 2.0
 License: GNU General Public License v2 or later
-License URI: LICENSE
+License URI: https://raw.githubusercontent.com/Automattic/themes/trunk/LICENSE
 Template: blockbase
 Text Domain: seedlet-blocks
 Tags: one-column, flexible-header, accessibility-ready, custom-colors, custom-menu, custom-logo, editor-style, featured-images, footer-widgets, rtl-language-support, sticky-post, threaded-comments, translation-ready